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The Humble Weekly Bundle is called RPG Edition Book II.
Pay 1 minimum for:
Fate: Hero Bundle
Paper Sorcerer
bit Dungeon II
Beat the average (currently $4.05) for above plus:
Pier Solar and the Great Architects
SanctuaryRPG: Black Edition
Rollers of the Realm
Pay $8 minimum for above plus:
Agarest: Generations of War (Collectors Edition)
All activate on Steam.